December weather forecast
Aclou, France

December

Weather in December

The first month of the winter, December, is still a chilly month in Aclou, France, with temperature in the range of an average high of 7.3°C (45.1°F) and an average low of 2.8°C (37°F).

Temperature

Aclou's average high-temperature in December is a frosty 7.3°C (45.1°F), marking an insignificant difference from the 10.2°C (50.4°F) of November. December's average low-temperature is a cold 2.8°C (37°F), reflecting a minor difference from the day's peak temperatures.

Humidity

The months with the highest humidity are January and December, with an average relative humidity of 88%.

Rainfall

In Aclou, during December, the rain falls for 13.8 days and regularly aggregates up to 43mm (1.69") of precipitation. Throughout the year, there are 153.9 rainfall days, and 400mm (15.75") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Aclou, France. In December, it is snowing for 1.2 days. Throughout December, 19mm (0.75") of snow is accumulated. Throughout the year, there are 7.4 snowfall days, and 78mm (3.07") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 18min of daylight.
On the first day of the month, sunrise is at 08:31 and sunset at 17:01. On the last day of December, in Aclou, sunrise is at 08:51 and sunset at 17:08 CET.

Sunshine

In Aclou, the average sunshine in December is 4.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What is the average December temperature?
The average high-temperature and low-temperature during December are 7.3°C (45.1°F) and 2.8°C (37°F) respectively.
What is the most humid month?
The months with the highest humidity are January and December, with an average relative humidity of 88%.
What is the average humidity in December?
In Aclou, France, the average relative humidity in December is 88%.
How much does it rain in December?
In Aclou, in December, it is raining for 13.8 days, with typically 43mm (1.69") of accumulated precipitation.
How much does it snow in December?
In December, it is snowing for 1.2 days. Throughout December, 19mm (0.75") of snow is accumulated.
What is the month with the shortest days?
With an average of 8h and 18min of daylight, December has the shortest days of the year.
What is the average length of the day in December?
In December, the average day length is 8h and 17min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 08:31 and sunset at 17:01. On the last day of the month, sunrise is at 08:51 and sunset at 17:08 CET.
How long on average sun shines in December?
The average sunshine duration in December is 4.1h.
What are the months with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the UV index intensity in December?
The average daily maximum UV index in December in Aclou is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Aclou, France
  • Average high temperature in December: 7.3°C

The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (6.3°C).

  • Average low temperature in December: 2.8°C

The month with the highest average low temperature is August (13.2°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).

Average pressure in December
Aclou, France
  • Average pressure in December: 1017.9mbar

The month with the highest atmospheric pressure is September (1018.1mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).

Average wind speed in December
Aclou, France
  • Average wind speed in December: 17.2km/h

The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).

Average humidity in December
Aclou, France
  • Average humidity in December: 88%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Aclou, France
  • Average rainfall in December: 43mm

The wettest month (with the highest rainfall) is June (48mm).
The driest month (with the least rainfall) is September (19mm).

Average rainfall days in December
Aclou, France
  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is January (14.8 days).
The month with the least rainy days is September (9.7 days).

Average snowfall in December
Aclou, France
  • Average snowfall in December: 19mm

The month with the highest snowfall is January (21mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Aclou, France
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Aclou, France
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are June and July (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Aclou, France
  • Average sunshine days in December: 13.7 days

The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is January (11.6 days).

Average UV index in December
Aclou, France
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Aclou, France
  • Average cloud cover in December: 58

The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 41).

Average visibility in December
Aclou, France
  • Average visibility in December: 9km

The months with the highest visibility are February, March, April, July, August, September, October and December (9km).
The months with the lowest visibility are January, May, June and November (8km).

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